<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>登录</title>
</head>
<body>
<form action="/login" method="post">Name: <input name="name" type="text">
    <input type="submit" value="Sign in">
     {% module xsrf_form_html() %}
</form>
</body>
</html>